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Thread repair kit, BSW, f-coil, 1/4-1/2, Fervi E011/BSW

Also known as: wire thread insert kit, helical insert kit

Code E011/BSW

Key features

  • SizesBSW 1/4" - 1/2"
  • STI taps1/4"x20-5/16"x18-3/8"x16-7/16"x14-1/2"x12
  • Bits6,6 mm - 8,3 mm - 9,9 mm - 11,5 mm - 13 mm
  • Threaded inserts1/4"=25 5/16"=25 3/8"=25 7/16"=10 1/2"=10
  • Assembly tool5 Pcs
  • Breaking tool5 Pcs
See all 9 specifications

What it is

Thread repair kit, BSW, f-coil, 1/4-1/2, Fervi E011/BSW. Key specifications: sizes BSW 1/4" - 1/2", STI taps 1/4"x20-5/16"x18-3/8"x16-7/16"x14-1/2"x12, bits 6,6 mm - 8,3 mm - 9,9 mm - 11,5 mm - 13 mm.

These are tools and kits for repairing damaged threads: a larger threaded hole is made and a helical spring insert is screwed into it, restoring the original thread.

What it is for

Used for drilling steel, stainless steel and aluminium, on a pillar drill or with a hand-held drill, for industrial maintenance of plant and machinery and in mechanical maintenance of machinery and plant, during scheduled shutdowns or breakdowns.

How to use it

Drill out the damaged hole with the drill bit indicated by the kit, cut the new thread with the dedicated tap and screw in the insert with the installation tool to the specified depth. If applicable, remove the tang. Then screw the bolt into the restored thread. To remove an insert, use the extractor.

Where it is used

  • Mechanical engineering industry
  • Mechanical workshops

Technical data

  • Sizes: BSW 1/4" - 1/2"
  • STI taps: 1/4"x20-5/16"x18-3/8"x16-7/16"x14-1/2"x12
  • Bits: 6,6 mm - 8,3 mm - 9,9 mm - 11,5 mm - 13 mm
  • Threaded inserts: 1/4"=25 5/16"=25 3/8"=25 7/16"=10 1/2"=10
  • Assembly tool: 5 Pcs
  • Breaking tool: 5 Pcs
  • Gross weight (kg): 2,62

Who it is for

Designed for industrial maintenance technicians and mechanics.

Related products

Before you order

Tell us the quantities you need and the intended use: if there is a more suitable version, or an equivalent available sooner, we will let you know.

For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.

Indicative price €137,40 – €229 + VAT

Incl. 22% VAT: €167,63 – €279,38

Indicative, excluding VAT, depends on quantity, ex works: the final price is the one in your quote

Source: Listino Fervi (fervi.com) · updated 21/07/2026

Quantity
Specifications 9
SizesBSW 1/4" - 1/2"
STI taps1/4"x20-5/16"x18-3/8"x16-7/16"x14-1/2"x12
Bits6,6 mm - 8,3 mm - 9,9 mm - 11,5 mm - 13 mm
Threaded inserts1/4"=25 5/16"=25 3/8"=25 7/16"=10 1/2"=10
Assembly tool5 Pcs
Breaking tool5 Pcs
Gross weight (kg)2,62
EAN8012667367244
Item codeE011/BSW

The perfect setup for this job

Everything you need in one place, from functionality to safety.

For the job

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Make precise holes in steel, non-ferrous metals and plastics for screws, rivets and threads.

For safety

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